Search all articles

This paper applies box-counting model to study the fractal characteristics of 17 sub-watersheds in the study area from Badong county to Zigui county in TGP reservoir region. The results indicate that the small watersheds have obvious fractal characteristics and that fractal dimension values of sub-watersheds...

In order to understand the relationship between high school students’ academic stress and sleep quality, 100 high school students in Beijing were tested by PSS Perceived Stress Scale, Pittsburgh Sleep Quality Index and Big Five Personality Test. The results showed that there was a positive correlation...

The impact that COVID-19 brought to the global economy has not yet been eliminated, especially for the retailing industry. At this new stage, we apply the value investing method to analyze investment opportunities in the post-epidemic era. [1] This research will use cases from three companies: PepsiCo,...

Exotic options have becoming more popular in the markets. We designed a new over-the-counter product by working on a combination of basket and lookback options and explained its rationale. To value the derivative, we constructed a pricing model in Python using the Monte Carlo method. For a sample simulation,...

Aiming at the multi-sensor multi-target assignment (MSMTA) problem under complex air defense combat environment, a new MSMTA model is proposed with the compositive combat efficiency of the identification, tracking and positioning stage. And then, the quantum particle swarm optimization (QPSQ) algorithm...

The braking performance is one of the most important active safety performances of vehicle, which plays a key role in the traffic safety. It is necessary to research on braking efficiency and it becomes a hotspot to express the braking performance scientifically and rationally. To improve braking capability...

Many countries are conducting research on the live-line maintenance robots. Trajectory plan of the manipulator is introduced. Propose a method of trajectory plan. Using Cubic polynomial interpolation algorithm, the joint angle solved by inverse solution can be determined by plan_ algorithm, and the plan...

For reducing the communication overhead of data aggregation, authors proposed an inner-cluster data aggre- gation scheme for wireless sensor networks. Agent nodes are selected with assist of location information and only the nodes have different readings with agent nodes transmit their data to cluster...

According to the time-series data from 2001 to 2011 and based on test of the residual and stability of VAR and by using the impulse response function and forecast valiance, this article established vector auto regressive model to analyze the dynamic relation between the development of Gansu small and...

This paper explores the cognitive factors that can adjust the other-race classification advantage (ORCA). 26 Han people and Uygur ethic people were selected to complete the event-related potential (ERP) experiment on different ethnic race classifications. In the experiment, the participants were required...

Engineering site selection is the starting point and basis point for construction engineering to play its function. The quality of site selection decision is of great significance to the construction of engineering projects and the operation of follow-up facilities. This paper after analysing the four...

This study uses data from the Food and Agriculture Organization (FAO) of the United Nations to investigate the relationship between agricultural CO2 emission, production, and related socioeconomic factors. First, we gather and process emission and production data, and then organize data based on country,...

Rhapsody in Blue is a typical work of the famous American composer George Gershwin’s Symphonic jazz, Blues is the core element of Rhapsody in Blue. With the help of the innovative Use of Blues segments, Rhapsody in blue not only has a positive, lively and energetic rhythm, with many typical and living...

The backup rolls are used with work rolls and their service period is much longer than work rolls. The backup roll affects the control ability of the mill for profile and flatness of products and roll contact pressure. If the backup roll contour is not appropriate, there will be a non-uniform roll contact...

The literature review found that the core strength of the studies focus on sports training, and is applied to university teaching and research in fitness is relatively small Physical Education is the key to promoting core strength training and platform, core strength training for improving physical and...

While entering into the era of big data, seeking the secrets hidden in the data has become the main target in every single industry. This paper states the definition of data mining in the era of big data and interprets data mining methods in current popular industries such as sports, music, and health...

With the continuous development of network technology and information transmission, the new media age with mobile phone and Internet as the main part has come, which make the way that people receive information has changed a lot. Competition between we media platform is becoming increasingly fierce....

In this paper, the index curve model and hyperbolic model are analyzed. And the settlement value of a real project is forecasted based on these models. The research show that the index curve prediction results relatively conservative. And the cross section of subsidence prediction shows that there is...

This paper introduces the design method of face recognition system is a kind of BP neural network. This design uses the forward backward propagation algorithm of multi-layer neural network, BP algorithm, BP neural network for face recognition was built by using MATLAB software, and the use of facial...

In recent years, the large quantity of data generated by all-pervasive network terminals brings various industries into the age of big data in a leap-type mode. And it is the same for the field of engineering cost. This paper comprehensively uses the current emerging data mining technology and software...

The preparation process of waste banana stem adsorbent and the conditions of removing Cr were studied. The experiment results showed that the saturated adsorption capacity of banana stem adsorbent with phosphoric acid reached 5.84mg/g, over 95% of Cr(VI) and 70% of total Cr can be removed from water...

In order to improve the kill efficiency of the fighter aircraft under the complex electromagnetic environment, the anti-interference capability of all kinds of dogfight weapon is analyzed, a method of the double dogfight weapon fusillade is adopted to improve the kill capability of fighter aircraft....

At present,traditional Space Vector Pulse Width Modulation (SVPWM ) technique has been widely used in the variable frequency speed control system,but this technique makes the system produce components of high harmonic wave at integer times of switching frequency.Thus inverter produces conducted Electromagnetic...

The earning of the investors in the stock market is related to their investment choice and the behavior of the stocks. The key to investors making a more intelligent investment decision is to predict the price and volatility of the stocks accurately. In addition, building a portfolio formation is also...

In this paper, we propose complex projective synchronization method to realize synchronization of two chaotic complex systems with disturbance. Base on the theory of the Lyapunov stability, we design adaptive feedback controller to realize complex projective synchronization of master-slave chaotic complex...

SUV (Sport UtilityVehicle, SUV) HCG (Height of Center Gravity) is higher, relatively low rollover stability, higher rollover accident rate has become an important issue for cars safety. In this paper, Firstly, four-DOF kinematics theoretical vehicle model was established then combined with a SUV development...

This paper reports on dynamic characteristics of a cable-towed acoustic array system during ship’s loop turning maneuvers with a lumped parameter model. The transient behavior of the towed sonar array given rise to the tow-ship’s loop maneuvers with different towing speeds, tuning radii, and current...

In order to steadily promote school restructuring and development, application of technology to improve the quality of talents training, school-based research paper uses case studies and other methods proposed restructuring and development of local colleges and universities need to study the basic conditions...

With the green bond market in China expanding rapidly, this study examines the relationship between environmental information disclosure and the cost of green bond. It showed that there was a negative relationship between environmental information disclosure and green bond financing cost. Further, green...

Cohesion and coherence are essential elements that have a role in forming structural coherence and coherence of the meaning of discourse texts. The formation of a coherent structure and semantic relationship cannot be separated from using the correct elements of cohesion and coherence, which are marked...

Nowadays, many people think that our world is surrounded by entertainment step by step, especially for children. When customers go to the supermarket, Lego is one of the most popular toys. Therefore, detailed research was conducted about Lego’s business model analysis. As a large toy company controlling...

This paper is based on incentive theory to analyze which factors will influence director compensation. We search data from 2017-2020 American internet firms, through correlation analysis we find a weak relationship between director compensation and these factors. Then we find director compensation is...

Bilingual education is the key project of the Ministry of Education and the universities. The international business curriculum is the first bilingual teaching course in universities. Through my experience as a visiting-scholar of international business in Washing State University, I have some new ideas...

The important influence of thermodynamic effect inside bubble and viscous liquid volume outside the bubble on the dynamics of bubble can be found. However, the combined effect of those two factors has currently little research and the thermodynamic effect of the bubble can be seen from the Flynn model....

In the process of modernization, the transformation and development of culture is an important part and theme. China and the West have contributed wisdom and strength to the modern transformation and development of culture. How they deal with and answer the question about the relations between human...

This study aims to describe the democratic parenting method of parents and the influence of parental parenting on the independence of students. Method used in this study is descriptive qualitative with data collection including observation, interviews, and documentation. Participants in this study involved...

Currently on a very small fraction of exoplanets are visible: those which are hot after formation or are classed as brown dwarves. Earth sized and Earth like exoplanets are not observable and even the newest telescopes such as JWST hasn’t a hope of getting a picture with any useful detail. The interior...

This paper argues that the current evidence-based movement in education should move towards a knowledge-based direction. The discussions cover why the existing movement has privileged educational research that adopts experimental designs, how research participates in education policymaking and what problems...

Developed from art, computer digital color is a new subject integrating computer technology, graphics and color science, as well as an open system which is not limited in the a certain field. In artistic design field, color model, color domain and color application rely on the five-grade color table...

Taking Gerontechnology Research Center of Yuan Ze University as an example, this paper discusses its research and development mode of intelligent products for the elderly based on the fusion of industry and education, using methods of field research, interview and qualitative analysis. The results show:...

The heterogeneity of information in multi-sensor systems in power system makes information fusion process more difficult, and results in divarication of information fusion. Aiming at this problem, this paper presents an automatic information fusion framework. The main contribution is the method of semantic...

In recent years, the employment situation of Chinese university students has repeatedly aroused the concern of the government and the public, and the talk of employment difficulties and unemployment upon graduation has become widespread. This has seriously affected the development of China’s education...

Deep linking is a form of web link, which connects to the content of another webpage but the users cannot tell the resource of the content while viewing those content. Therefore, deep linking is often regarded as an infringement of copyright. However, there is no specific regulations in Chinese criminal...

The detection of partial discharge and analysis of sulfur hexafluoride (SF6) purity in gas-insulated switchgears (GIS) is important for diagnosis and operating state assessment of the electric device. This paper introduced a method for rapid purity detection of SF6 based on one-way ion mobility spectrometry....

This paper makes CNKI database the data source, baed on making 3D printing as the research theme for the literature among the years 2000—2014, do the multivariate statistical analysis on the basis of co-word analysis to reveal the status of current research in the field of domestic 3D printing, to acknowledge...

With a focus on complex environments, the present paper describes a new algorithm in scale changed object tracking through color feature. Mean shift (MS) iterative procedure is the best color-based algorithm to find the location of an object. The algorithm performance is not acceptable once tracking...

Hoarding and panic buying are common reactions of people towards unexpected disasters throughout history. This paper will specifically focus on COVID-19 and hoarding behaviors on masks, hand sanitizers, and other disinfection products that are essential during the pandemic. By researching historical...

With the increasing competition among enterprises, the study of psychological contract and organizational citizenship behavior between enterprises and employees has always been the concern of management scholars. On the basis of a brief review of the research on psychological contract and organizational...

Drawing from social movement theory in sociology, this article provides a linkage between brand frame alignment strategies and the resonance gaining of global brands in different social and cultural contexts. Based on the literature review and discussion, the author proposes a conceptual brand communicative...

The definition of “intelligence” is an unavoidable basic theoretical problem in all intelligent research. However, the importance of this issue has been overwhelmed by many achievements in specific disciplines such as artificial intelligence, which has led to a lot of “intelligence”. This phenomenon...